Rectangular air damper Optone

Optone +Grille – Smoke exhaust dampers CE marking-compliant in accordance with EN 12101-8. Fire resistance rating according to EN 1336-10 test: EI 90 (ved-i o) S – 1000 Pa – AA multi. NF-certified and compliant with NF-S-61937-10. Built-in grille (innovation patented by Aldes) to save installation time. Easy wiring. Available in single leaf (1V) and double leaf (2V) versions. Motor-driven with LOCKTONE reset motor on the majority of 1V and 2V dimensions. Simplicity: nominal dimensions = embedding dimensions. Reversible mounting frame top/bottom. Cable passage integrated. Damper comprising: aluminium frame made of interior-crimped profiles to ensure an aesthetic finish. leaf made of refractory material. electrical control mechanism protected in a box. The damper comes with indispensable accessories: steel mounting frame 20/10 mm thick, size 12 x 70 mm. decorative aluminium grille with frame integrated into damper, movable vane core attached using invisible Zamak clips. The free air passage through the damper depends on the dimensions and number of leaves. Locking system on leaf to free up as much air passage as possible and reduce pressure losses. The locking system features a trip device attached to the leaf which slots into a bolt lock embedded in the frame. The electro-magnetic trip device resets itself to enable the leaf to be closed with one hand (patented system).